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Ex5D#4
Author:
Big Lee
GeoGebra
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第八周作业3
椭圆内切圆链
比較五件物件的重量
常见四边形是否是双心四边形
第八周作业
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內心
平行四邊形
gjh-h03-01 摺紙問題的圖形
任意三角形
圓例9
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Sequences and Series
Arithmetic
Random Experiments
Rational Numbers
Ratios